ITEM NAME:100xPCT-104 Push Wire Wiring Cable Connector 4 Pin Conductor Terminal Blo CFD.100 PCT-104 Wire Connector 4 Holes. Applicable wire: single strand hard wire 0.75-2.5mm^2. Material: Copper. Multi-strand hard wire 1.5-2.5mm^2. p lease be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the color tone of the website's photo and the actual item could be slightly different.